<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>图片跑马灯</title>
    <link rel="stylesheet" href="./css/index.css">
</head>
<body>
    <div id="mask">
        <div class="center">
            <!-- <h2 class="title">
                <img src="./images//logo.png">
            </h2> -->
        
            <img :src="imgArr[index]" alt="">

            <!-- 左箭头 -->
            <a href="javascript:void(0)" v-show="index!=0" @click="prev" class="left" >
                <img src="./images/prev.png" alt="">
            </a>
            
            <!-- 右箭头 -->
            <a href="javascript:void(0)" v-show="index<imgArr.length-1" @click="next" class="right" >
                <img src="./images/next.png" alt="">
            </a>

        </div>
    </div>
<!-- 开发环境版本，包含了有帮助的命令行警告 -->
<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
<script>
    var app = new Vue({
        el:"#mask",
        data:{
            imgArr:["images/00.jpg","images/01.jpg","images/02.jpg"],
            index:0
        },
        methods:{
            prev:function(){
                this.index--;
            },
            next:function(){
                this.index++;
            }  
        }
    })
</script>
</body>
</html>